3816628 has 6 divisors (see below), whose sum is σ = 6679106. Its totient is φ = 1908312.

The previous prime is 3816623. The next prime is 3816629. The reversal of 3816628 is 8266183.

It can be written as a sum of positive squares in only one way, i.e., 2274064 + 1542564 = 1508^2 + 1242^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3816593 and 3816602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3816623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 477075 + ... + 477082.

Almost surely, 2^3816628 is an apocalyptic number.

It is an amenable number.

3816628 is a deficient number, since it is larger than the sum of its proper divisors (2862478).

3816628 is a wasteful number, since it uses less digits than its factorization.

3816628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 954161 (or 954159 counting only the distinct ones).

The product of its digits is 13824, while the sum is 34.

The square root of 3816628 is about 1953.6192054748. The cubic root of 3816628 is about 156.2763565139.

It can be divided in two parts, 3816 and 628, that added together give a palindrome (4444).

The spelling of 3816628 in words is "three million, eight hundred sixteen thousand, six hundred twenty-eight".